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- Committer: Teddy Hogeborn
- Date: 2011-08-17 22:46:35 UTC
- Revision ID: teddy@fukt.bsnet.se-20110817224635-l83agxniozmovv6m
* Makefile (LDFLAGS): Added "-Xlinker --as-needed".
- files removed:
- debian/mandos-client.examples
- debian/upstream
- network-hooks.d
- files modified:
- .bzrignore
added
removed
mandos-monitor
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#
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# Mandos Monitor - Control and monitor the Mandos server
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#
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# Copyright © 2009-2014 Teddy Hogeborn
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# Copyright © 2009-2014 Björn Påhlsson
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# Copyright © 2009-2011 Teddy Hogeborn
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# Copyright © 2009-2011 Björn Påhlsson
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#
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# This program is free software: you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program. If not, see
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# <http://www.gnu.org/licenses/>.
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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#
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# Contact the authors at <mandos@recompile.se>.
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# Contact the authors at <mandos@fukt.bsnet.se>.
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#
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from __future__ import (division, absolute_import, print_function,
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unicode_literals)
28
try:
29
from future_builtins import *
30
except ImportError:
31
pass
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import sys
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import os
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import signal
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import datetime
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import urwid
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from dbus.mainloop.glib import DBusGMainLoop
42
try:
43
import gobject
44
except ImportError:
45
from gi.repository import GObject as gobject
38
import gobject
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39
47
40
import dbus
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41
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import UserList
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import locale
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45
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if sys.version_info.major == 2:
52
str = unicode
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54
46
locale.setlocale(locale.LC_ALL, '')
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47
56
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import logging
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49
logging.getLogger('dbus.proxies').setLevel(logging.CRITICAL)
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50
59
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# Some useful constants
60
domain = 'se.recompile'
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domain = 'se.bsnet.fukt'
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53
server_interface = domain + '.Mandos'
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54
client_interface = domain + '.Mandos.Client'
63
version = "1.6.8"
55
version = "1.3.1"
56
57
# Always run in monochrome mode
58
urwid.curses_display.curses.has_colors = lambda : False
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60
# Urwid doesn't support blinking, but we want it. Since we have no
61
# use for underline on its own, we make underline also always blink.
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urwid.curses_display.curses.A_UNDERLINE |= (
63
urwid.curses_display.curses.A_BLINK)
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def isoformat_to_datetime(iso):
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"Parse an ISO 8601 date string to a datetime.datetime()"
83
83
properties and calls a hook function when any of them are
84
84
changed.
85
85
"""
86
def __init__(self, proxy_object=None, properties=None, **kwargs):
86
def __init__(self, proxy_object=None, *args, **kwargs):
87
87
self.proxy = proxy_object # Mandos Client proxy object
88
self.properties = dict() if properties is None else properties
88
89
self.properties = dict()
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self.property_changed_match = (
90
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self.proxy.connect_to_signal("PropertyChanged",
91
self._property_changed,
92
self.property_changed,
92
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client_interface,
93
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byte_arrays=True))
94
95
95
if properties is None:
96
self.properties.update(
97
self.proxy.GetAll(client_interface,
98
dbus_interface
99
= dbus.PROPERTIES_IFACE))
100
101
super(MandosClientPropertyCache, self).__init__(**kwargs)
102
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def _property_changed(self, property, value):
104
"""Helper which takes positional arguments"""
105
return self.property_changed(property=property, value=value)
96
self.properties.update(
97
self.proxy.GetAll(client_interface,
98
dbus_interface = dbus.PROPERTIES_IFACE))
99
100
#XXX This breaks good super behaviour
101
# super(MandosClientPropertyCache, self).__init__(
102
# *args, **kwargs)
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103
107
104
def property_changed(self, property=None, value=None):
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105
"""This is called whenever we get a PropertyChanged signal
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108
# Update properties dict with new value
112
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self.properties[property] = value
113
110
114
def delete(self):
111
def delete(self, *args, **kwargs):
115
112
self.property_changed_match.remove()
113
super(MandosClientPropertyCache, self).__init__(
114
*args, **kwargs)
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115
117
116
118
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class MandosClientWidget(urwid.FlowWidget, MandosClientPropertyCache):
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119
"""
121
120
122
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def __init__(self, server_proxy_object=None, update_hook=None,
123
delete_hook=None, logger=None, **kwargs):
122
delete_hook=None, logger=None, *args, **kwargs):
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# Called on update
125
124
self.update_hook = update_hook
126
125
# Called on delete
131
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self.logger = logger
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131
133
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self._update_timer_callback_tag = None
133
self._update_timer_callback_lock = 0
134
self.last_checker_failed = False
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135
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# The widget shown normally
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self._text_widget = urwid.Text("")
137
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# The widget shown when we have focus
138
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self._focus_text_widget = urwid.Text("")
139
super(MandosClientWidget, self).__init__(**kwargs)
140
super(MandosClientWidget, self).__init__(
141
update_hook=update_hook, delete_hook=delete_hook,
142
*args, **kwargs)
140
143
self.update()
141
144
self.opened = False
142
145
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last_checked_ok = isoformat_to_datetime(self.properties
147
["LastCheckedOK"])
148
if last_checked_ok is None:
149
self.last_checker_failed = True
150
else:
151
self.last_checker_failed = ((datetime.datetime.utcnow()
152
- last_checked_ok)
153
> datetime.timedelta
154
(milliseconds=
155
self.properties
156
["Interval"]))
157
158
if self.last_checker_failed:
159
self.using_timer(True)
160
161
if self.need_approval:
162
self.using_timer(True)
163
143
164
self.match_objects = (
144
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self.proxy.connect_to_signal("CheckerCompleted",
145
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self.checker_completed,
161
182
self.rejected,
162
183
client_interface,
163
184
byte_arrays=True))
164
self.logger('Created client {}'
165
.format(self.properties["Name"]), level=0)
185
#self.logger('Created client %s' % (self.properties["Name"]))
166
186
187
def property_changed(self, property=None, value=None):
188
super(self, MandosClientWidget).property_changed(property,
189
value)
190
if property == "ApprovalPending":
191
using_timer(bool(value))
192
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def using_timer(self, flag):
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"""Call this method with True or False when timer should be
169
195
activated or deactivated.
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"""
171
if flag and self._update_timer_callback_tag is None:
172
# Will update the shown timer value every second
197
old = self._update_timer_callback_lock
198
if flag:
199
self._update_timer_callback_lock += 1
200
else:
201
self._update_timer_callback_lock -= 1
202
if old == 0 and self._update_timer_callback_lock:
173
203
self._update_timer_callback_tag = (gobject.timeout_add
174
204
(1000,
175
205
self.update_timer))
176
elif not (flag or self._update_timer_callback_tag is None):
206
elif old and self._update_timer_callback_lock == 0:
177
207
gobject.source_remove(self._update_timer_callback_tag)
178
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self._update_timer_callback_tag = None
179
209
180
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def checker_completed(self, exitstatus, condition, command):
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if exitstatus == 0:
182
self.logger('Checker for client {} (command "{}")'
183
' succeeded'.format(self.properties["Name"],
184
command), level=0)
212
if self.last_checker_failed:
213
self.last_checker_failed = False
214
self.using_timer(False)
215
#self.logger('Checker for client %s (command "%s")'
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# ' was successful'
217
# % (self.properties["Name"], command))
185
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self.update()
186
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return
187
220
# Checker failed
221
if not self.last_checker_failed:
222
self.last_checker_failed = True
223
self.using_timer(True)
188
224
if os.WIFEXITED(condition):
189
self.logger('Checker for client {} (command "{}") failed'
190
' with exit code {}'
191
.format(self.properties["Name"], command,
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os.WEXITSTATUS(condition)))
225
self.logger('Checker for client %s (command "%s")'
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' failed with exit code %s'
227
% (self.properties["Name"], command,
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os.WEXITSTATUS(condition)))
193
229
elif os.WIFSIGNALED(condition):
194
self.logger('Checker for client {} (command "{}") was'
195
' killed by signal {}'
196
.format(self.properties["Name"], command,
197
os.WTERMSIG(condition)))
230
self.logger('Checker for client %s (command "%s")'
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' was killed by signal %s'
232
% (self.properties["Name"], command,
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os.WTERMSIG(condition)))
198
234
elif os.WCOREDUMP(condition):
199
self.logger('Checker for client {} (command "{}") dumped'
200
' core'.format(self.properties["Name"],
201
command))
235
self.logger('Checker for client %s (command "%s")'
236
' dumped core'
237
% (self.properties["Name"], command))
202
238
else:
203
self.logger('Checker for client {} completed'
204
' mysteriously'
205
.format(self.properties["Name"]))
239
self.logger('Checker for client %s completed'
240
' mysteriously')
206
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self.update()
207
242
208
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def checker_started(self, command):
209
"""Server signals that a checker started."""
210
self.logger('Client {} started checker "{}"'
211
.format(self.properties["Name"],
212
command), level=0)
244
#self.logger('Client %s started checker "%s"'
245
# % (self.properties["Name"], unicode(command)))
246
pass
213
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214
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def got_secret(self):
215
self.logger('Client {} received its secret'
216
.format(self.properties["Name"]))
249
self.last_checker_failed = False
250
self.logger('Client %s received its secret'
251
% self.properties["Name"])
217
252
218
253
def need_approval(self, timeout, default):
219
254
if not default:
220
message = 'Client {} needs approval within {} seconds'
255
message = 'Client %s needs approval within %s seconds'
221
256
else:
222
message = 'Client {} will get its secret in {} seconds'
223
self.logger(message.format(self.properties["Name"],
224
timeout/1000))
257
message = 'Client %s will get its secret in %s seconds'
258
self.logger(message
259
% (self.properties["Name"], timeout/1000))
260
self.using_timer(True)
225
261
226
262
def rejected(self, reason):
227
self.logger('Client {} was rejected; reason: {}'
228
.format(self.properties["Name"], reason))
263
self.logger('Client %s was rejected; reason: %s'
264
% (self.properties["Name"], reason))
229
265
230
266
def selectable(self):
231
267
"""Make this a "selectable" widget.
253
289
"bold-underline-blink":
254
290
"bold-underline-blink-standout",
255
291
}
256
292
257
293
# Rebuild focus and non-focus widgets using current properties
258
294
259
295
# Base part of a client. Name!
260
base = '{name}: '.format(name=self.properties["Name"])
296
base = ('%(name)s: '
297
% {"name": self.properties["Name"]})
261
298
if not self.properties["Enabled"]:
262
299
message = "DISABLED"
263
self.using_timer(False)
264
300
elif self.properties["ApprovalPending"]:
265
301
timeout = datetime.timedelta(milliseconds
266
302
= self.properties
268
304
last_approval_request = isoformat_to_datetime(
269
305
self.properties["LastApprovalRequest"])
270
306
if last_approval_request is not None:
271
timer = max(timeout - (datetime.datetime.utcnow()
272
- last_approval_request),
273
datetime.timedelta())
307
timer = timeout - (datetime.datetime.utcnow()
308
- last_approval_request)
274
309
else:
275
310
timer = datetime.timedelta()
276
311
if self.properties["ApprovedByDefault"]:
277
message = "Approval in {}. (d)eny?"
278
else:
279
message = "Denial in {}. (a)pprove?"
280
message = message.format(str(timer).rsplit(".", 1)[0])
281
self.using_timer(True)
282
elif self.properties["LastCheckerStatus"] != 0:
283
# When checker has failed, show timer until client expires
284
expires = self.properties["Expires"]
285
if expires == "":
286
timer = datetime.timedelta(0)
287
else:
288
expires = (datetime.datetime.strptime
289
(expires, '%Y-%m-%dT%H:%M:%S.%f'))
290
timer = max(expires - datetime.datetime.utcnow(),
291
datetime.timedelta())
312
message = "Approval in %s. (d)eny?"
313
else:
314
message = "Denial in %s. (a)pprove?"
315
message = message % unicode(timer).rsplit(".", 1)[0]
316
elif self.last_checker_failed:
317
timeout = datetime.timedelta(milliseconds
318
= self.properties
319
["Timeout"])
320
last_ok = isoformat_to_datetime(
321
max((self.properties["LastCheckedOK"]
322
or self.properties["Created"]),
323
self.properties["LastEnabled"]))
324
timer = timeout - (datetime.datetime.utcnow() - last_ok)
292
325
message = ('A checker has failed! Time until client'
293
' gets disabled: {}'
294
.format(str(timer).rsplit(".", 1)[0]))
295
self.using_timer(True)
326
' gets disabled: %s'
327
% unicode(timer).rsplit(".", 1)[0])
296
328
else:
297
329
message = "enabled"
298
self.using_timer(False)
299
self._text = "{}{}".format(base, message)
300
330
self._text = "%s%s" % (base, message)
331
301
332
if not urwid.supports_unicode():
302
333
self._text = self._text.encode("ascii", "replace")
303
334
textlist = [("normal", self._text)]
315
346
self.update_hook()
316
347
317
348
def update_timer(self):
318
"""called by gobject. Will indefinitely loop until
319
gobject.source_remove() on tag is called"""
349
"called by gobject"
320
350
self.update()
321
351
return True # Keep calling this
322
352
323
def delete(self, **kwargs):
353
def delete(self, *args, **kwargs):
324
354
if self._update_timer_callback_tag is not None:
325
355
gobject.source_remove(self._update_timer_callback_tag)
326
356
self._update_timer_callback_tag = None
329
359
self.match_objects = ()
330
360
if self.delete_hook is not None:
331
361
self.delete_hook(self)
332
return super(MandosClientWidget, self).delete(**kwargs)
362
return super(MandosClientWidget, self).delete(*args, **kwargs)
333
363
334
364
def render(self, maxcolrow, focus=False):
335
365
"""Render differently if we have focus.
377
407
else:
378
408
return key
379
409
380
def property_changed(self, property=None, **kwargs):
410
def property_changed(self, property=None, value=None,
411
*args, **kwargs):
381
412
"""Call self.update() if old value is not new value.
382
413
This overrides the method from MandosClientPropertyCache"""
383
property_name = str(property)
414
property_name = unicode(property)
384
415
old_value = self.properties.get(property_name)
385
416
super(MandosClientWidget, self).property_changed(
386
property=property, **kwargs)
417
property=property, value=value, *args, **kwargs)
387
418
if self.properties.get(property_name) != old_value:
388
419
self.update()
389
420
393
424
"down" key presses, thus not allowing any containing widgets to
394
425
use them as an excuse to shift focus away from this widget.
395
426
"""
396
def keypress(self, *args, **kwargs):
397
ret = super(ConstrainedListBox, self).keypress(*args, **kwargs)
427
def keypress(self, maxcolrow, key):
428
ret = super(ConstrainedListBox, self).keypress(maxcolrow, key)
398
429
if ret in ("up", "down"):
399
430
return
400
431
return ret
404
435
"""This is the entire user interface - the whole screen
405
436
with boxes, lists of client widgets, etc.
406
437
"""
407
def __init__(self, max_log_length=1000, log_level=1):
438
def __init__(self, max_log_length=1000):
408
439
DBusGMainLoop(set_as_default=True)
409
440
410
441
self.screen = urwid.curses_display.Screen()
413
444
("normal",
414
445
"default", "default", None),
415
446
("bold",
416
"bold", "default", "bold"),
447
"default", "default", "bold"),
417
448
("underline-blink",
418
"underline,blink", "default", "underline,blink"),
449
"default", "default", "underline"),
419
450
("standout",
420
"standout", "default", "standout"),
451
"default", "default", "standout"),
421
452
("bold-underline-blink",
422
"bold,underline,blink", "default", "bold,underline,blink"),
453
"default", "default", ("bold", "underline")),
423
454
("bold-standout",
424
"bold,standout", "default", "bold,standout"),
455
"default", "default", ("bold", "standout")),
425
456
("underline-blink-standout",
426
"underline,blink,standout", "default",
427
"underline,blink,standout"),
457
"default", "default", ("underline", "standout")),
428
458
("bold-underline-blink-standout",
429
"bold,underline,blink,standout", "default",
430
"bold,underline,blink,standout"),
459
"default", "default", ("bold", "underline",
460
"standout")),
431
461
))
432
462
433
463
if urwid.supports_unicode():
448
478
self.log = []
449
479
self.max_log_length = max_log_length
450
480
451
self.log_level = log_level
452
453
481
# We keep a reference to the log widget so we can remove it
454
482
# from the ListWalker without it getting destroyed
455
483
self.logbox = ConstrainedListBox(self.log)
467
495
468
496
self.busname = domain + '.Mandos'
469
497
self.main_loop = gobject.MainLoop()
498
self.bus = dbus.SystemBus()
499
mandos_dbus_objc = self.bus.get_object(
500
self.busname, "/", follow_name_owner_changes=True)
501
self.mandos_serv = dbus.Interface(mandos_dbus_objc,
502
dbus_interface
503
= server_interface)
504
try:
505
mandos_clients = (self.mandos_serv
506
.GetAllClientsWithProperties())
507
except dbus.exceptions.DBusException:
508
mandos_clients = dbus.Dictionary()
509
510
(self.mandos_serv
511
.connect_to_signal("ClientRemoved",
512
self.find_and_remove_client,
513
dbus_interface=server_interface,
514
byte_arrays=True))
515
(self.mandos_serv
516
.connect_to_signal("ClientAdded",
517
self.add_new_client,
518
dbus_interface=server_interface,
519
byte_arrays=True))
520
(self.mandos_serv
521
.connect_to_signal("ClientNotFound",
522
self.client_not_found,
523
dbus_interface=server_interface,
524
byte_arrays=True))
525
for path, client in mandos_clients.iteritems():
526
client_proxy_object = self.bus.get_object(self.busname,
527
path)
528
self.add_client(MandosClientWidget(server_proxy_object
529
=self.mandos_serv,
530
proxy_object
531
=client_proxy_object,
532
properties=client,
533
update_hook
534
=self.refresh,
535
delete_hook
536
=self.remove_client,
537
logger
538
=self.log_message),
539
path=path)
470
540
471
541
def client_not_found(self, fingerprint, address):
472
self.log_message("Client with address {} and fingerprint {}"
473
" could not be found"
474
.format(address, fingerprint))
542
self.log_message(("Client with address %s and fingerprint %s"
543
" could not be found" % (address,
544
fingerprint)))
475
545
476
546
def rebuild(self):
477
547
"""This rebuilds the User Interface.
487
557
self.divider)))
488
558
if self.log_visible:
489
559
self.uilist.append(self.logbox)
560
pass
490
561
self.topwidget = urwid.Pile(self.uilist)
491
562
492
def log_message(self, message, level=1):
493
"""Log message formatted with timestamp"""
494
if level < self.log_level:
495
return
563
def log_message(self, message):
496
564
timestamp = datetime.datetime.now().isoformat()
497
self.log_message_raw("{}: {}".format(timestamp, message),
498
level=level)
565
self.log_message_raw(timestamp + ": " + message)
499
566
500
def log_message_raw(self, markup, level=1):
567
def log_message_raw(self, markup):
501
568
"""Add a log message to the log buffer."""
502
if level < self.log_level:
503
return
504
569
self.log.append(urwid.Text(markup, wrap=self.log_wrap))
505
570
if (self.max_log_length
506
571
and len(self.log) > self.max_log_length):
513
578
"""Toggle visibility of the log buffer."""
514
579
self.log_visible = not self.log_visible
515
580
self.rebuild()
516
self.log_message("Log visibility changed to: {}"
517
.format(self.log_visible), level=0)
581
#self.log_message("Log visibility changed to: "
582
# + unicode(self.log_visible))
518
583
519
584
def change_log_display(self):
520
585
"""Change type of log display.
525
590
self.log_wrap = "clip"
526
591
for textwidget in self.log:
527
592
textwidget.set_wrap_mode(self.log_wrap)
528
self.log_message("Wrap mode: {}".format(self.log_wrap),
529
level=0)
593
#self.log_message("Wrap mode: " + self.log_wrap)
530
594
531
595
def find_and_remove_client(self, path, name):
532
596
"""Find a client by its object path and remove it.
537
601
client = self.clients_dict[path]
538
602
except KeyError:
539
603
# not found?
540
self.log_message("Unknown client {!r} ({!r}) removed"
541
.format(name, path))
604
self.log_message("Unknown client %r (%r) removed", name,
605
path)
542
606
return
543
607
client.delete()
544
608
561
625
if path is None:
562
626
path = client.proxy.object_path
563
627
self.clients_dict[path] = client
564
self.clients.sort(key=lambda c: c.properties["Name"])
628
self.clients.sort(None, lambda c: c.properties["Name"])
565
629
self.refresh()
566
630
567
631
def remove_client(self, client, path=None):
569
633
if path is None:
570
634
path = client.proxy.object_path
571
635
del self.clients_dict[path]
636
if not self.clients_dict:
637
# Work around bug in Urwid 0.9.8.3 - if a SimpleListWalker
638
# is completely emptied, we need to recreate it.
639
self.clients = urwid.SimpleListWalker([])
640
self.rebuild()
572
641
self.refresh()
573
642
574
643
def refresh(self):
578
647
579
648
def run(self):
580
649
"""Start the main loop and exit when it's done."""
581
self.bus = dbus.SystemBus()
582
mandos_dbus_objc = self.bus.get_object(
583
self.busname, "/", follow_name_owner_changes=True)
584
self.mandos_serv = dbus.Interface(mandos_dbus_objc,
585
dbus_interface
586
= server_interface)
587
try:
588
mandos_clients = (self.mandos_serv
589
.GetAllClientsWithProperties())
590
if not mandos_clients:
591
self.log_message_raw(("bold", "Note: Server has no clients."))
592
except dbus.exceptions.DBusException:
593
self.log_message_raw(("bold", "Note: No Mandos server running."))
594
mandos_clients = dbus.Dictionary()
595
596
(self.mandos_serv
597
.connect_to_signal("ClientRemoved",
598
self.find_and_remove_client,
599
dbus_interface=server_interface,
600
byte_arrays=True))
601
(self.mandos_serv
602
.connect_to_signal("ClientAdded",
603
self.add_new_client,
604
dbus_interface=server_interface,
605
byte_arrays=True))
606
(self.mandos_serv
607
.connect_to_signal("ClientNotFound",
608
self.client_not_found,
609
dbus_interface=server_interface,
610
byte_arrays=True))
611
for path, client in mandos_clients.items():
612
client_proxy_object = self.bus.get_object(self.busname,
613
path)
614
self.add_client(MandosClientWidget(server_proxy_object
615
=self.mandos_serv,
616
proxy_object
617
=client_proxy_object,
618
properties=client,
619
update_hook
620
=self.refresh,
621
delete_hook
622
=self.remove_client,
623
logger
624
=self.log_message),
625
path=path)
626
627
650
self.refresh()
628
651
self._input_callback_tag = (gobject.io_add_watch
629
652
(sys.stdin.fileno(),
661
684
elif key == "window resize":
662
685
self.size = self.screen.get_cols_rows()
663
686
self.refresh()
664
elif key == "ctrl l":
665
self.screen.clear()
687
elif key == "\f": # Ctrl-L
666
688
self.refresh()
667
689
elif key == "l" or key == "D":
668
690
self.toggle_log_display()
680
702
"?: Help",
681
703
"l: Log window toggle",
682
704
"TAB: Switch window",
683
"w: Wrap (log lines)",
684
"v: Toggle verbose log",
685
))))
705
"w: Wrap (log)"))))
686
706
self.log_message_raw(("bold",
687
707
" "
688
708
.join(("Clients:",
701
721
else:
702
722
self.topwidget.set_focus(self.logbox)
703
723
self.refresh()
704
elif key == "v":
705
if self.log_level == 0:
706
self.log_level = 1
707
self.log_message("Verbose mode: Off")
708
else:
709
self.log_level = 0
710
self.log_message("Verbose mode: On")
711
724
#elif (key == "end" or key == "meta >" or key == "G"
712
725
# or key == ">"):
713
726
# pass # xxx end-of-buffer
736
749
ui.run()
737
750
except KeyboardInterrupt:
738
751
ui.screen.stop()
739
except Exception as e:
740
ui.log_message(str(e))
752
except Exception, e:
753
ui.log_message(unicode(e))
741
754
ui.screen.stop()
742
755
raise
Loggerhead is a web-based interface for Breezy
Version: 2.0.2.dev0